Home / 74,026.13-111,048.93-38,967.71

Finding the Fourth Proportional to 74,026.13, 111,048.93 and 38,967.71

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Solution

The fourth proportional to 74,026.13, 111,048.93 and 38,967.71 is: 58,456.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,026.13 : 111,048.93 = 38,967.71 : x
  2. Step 2: Convert to fraction form
    74,026.13/111,048.93 = 38,967.71/x
  3. Step 3: Cross multiply
    74,026.13x = 111,048.93 × 38,967.71
  4. Step 4: Simplify right side
    74,026.13x = 4,327,322,777.67
  5. Step 5: Solve for x
    x = 4,327,322,777.67/74,026.13
  6. Step 6: Final answer
    x = 58,456.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.